Archive and File Utilities & Operator Guides
File utilities: hashes and checksums, size and type inspection, filename and path handling.
Quick Summary / Direct Answer
OpenTools has 27 working archive and file tools. Each one runs in your own browser tab, so your files and inputs never touch a server. There is no account and no paywall.
Category Specifications
Working tools
27
Server upload
None
Runs on
Your browser
Cost
Free, no paywall
All Archive and File tools
Read the guide, or open the tool straight away.
File Compressor
Run file compressor in your browser tab.
File Chunk Splitter
Run file chunk splitter in your browser tab.
File Chunk Joiner
Run file chunk joiner in your browser tab.
File Checksum Verifier
Run file checksum verifier in your browser tab.
Duplicate File Finder
Run duplicate file finder in your browser tab.
File Signature Inspector
Run file signature inspector in your browser tab.
MIME Type Detector
Run mime type detector in your browser tab.
Magic Byte Inspector
Run magic byte inspector in your browser tab.
File Metadata Viewer
Run file metadata viewer in your browser tab.
Filename Cleaner
Run filename cleaner in your browser tab.
Bulk File Renamer
Run bulk file renamer in your browser tab.
Sequential File Renamer
Run sequential file renamer in your browser tab.
Filename Case Converter
Run filename case converter in your browser tab.
File Extension Changer
Run file extension changer in your browser tab.
Directory Tree Generator
Run directory tree generator in your browser tab.
Folder Manifest Generator
Run folder manifest generator in your browser tab.
File List to CSV
Run file list to csv in your browser tab.
File Size Analyzer
Run file size analyzer in your browser tab.
Empty File Finder
Run empty file finder in your browser tab.
Large File Finder
Run large file finder in your browser tab.
Binary File Viewer
Run binary file viewer in your browser tab.
Hex Viewer
Run hex viewer in your browser tab.
Hex Patch Generator
Run hex patch generator in your browser tab.
Base64 File Encoder
Run base64 file encoder in your browser tab.
Base64 File Decoder
Run base64 file decoder in your browser tab.
Data URI File Maker
Run data uri file maker in your browser tab.
Data URI File Extractor
Run data uri file extractor in your browser tab.